using System.Collections;
using System.Collections.Generic;
using UnityEngine;

/// <summary>
/// 拼图控制
/// </summary>
public class MoveCar : MonoBehaviour
{
	//执行此选择
	bool isSelected;

	float distanceRay; //定位点击时计算
	GameObject piece; //分配点击时,将移动。
	Transform[] piecesMove;
	//[HideInInspector]
	//public float positionZ = -0.001f;
	[HideInInspector]
	public bool puzzlePlaying;
	Vector3 offset;
	GameObject lightC;
	public float positionX = 0f;
	public float positionY = 0f;
	public float positionZ = 0f;
	Vector3 positionL;
	//数字资源整合
	[Header("SFX")]
	public AudioSource clickSFX;
	public GameObject menu;
	public bool acitve = true;

	private void Start()
	{
	}
	void Update()
	{
		//鼠标信息
		//按下鼠标
		if (Input.GetMouseButtonDown(0))
		{
			TouchClick();
		}
		//移动鼠标
		if (isSelected)
		{
			MovePiece();
		}
		//释放鼠标
		if (Input.GetMouseButtonUp(0))
		{
			FreePiece();
		}
	}

	/// <summary>
	/// 定位点击点
	/// </summary>
	void TouchClick()
	{
		Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);   //从相机到点的触控点
		RaycastHit hit;
		if (Physics.Raycast(ray, out hit))
		{                          //接收触控，如果有击中目标
								   //print(hit.collider.transform.parent.tag);
			if (hit.collider.gameObject.tag == "shui")
			{
				distanceRay = hit.distance;
				piece = hit.collider.gameObject;
				offset = hit.point - hit.collider.gameObject.transform.position;
				isSelected = true;
			}
			else if (hit.collider.gameObject.transform.parent && 
					(hit.collider.gameObject.transform.parent.name == "GrupoPiezas" ||
					(hit.collider.gameObject.transform.parent.name == "f1group1" && hit.collider.transform.parent.tag == "shui") ||
					(hit.collider.gameObject.transform.parent.name == "f1group2" && hit.collider.transform.parent.tag == "shui") ||
					(hit.collider.gameObject.transform.parent.name == "f2group" && hit.collider.transform.parent.tag == "shui") ||
					(hit.collider.gameObject.transform.parent.name == "f3group" && hit.collider.transform.parent.tag == "shui") ||
					(hit.collider.gameObject.transform.parent.name == "aigroup" && hit.collider.transform.parent.tag == "shui") ||
					(hit.collider.gameObject.transform.parent.name == "lun" && hit.collider.transform.parent.tag == "shui")
					))
			{
				distanceRay = hit.distance;
				piece = hit.collider.gameObject.transform.parent.gameObject;
				offset = hit.point - hit.collider.gameObject.transform.parent.position;
				isSelected = true;
			}
			else
			{
				isSelected = false;
			}
		}
	}

	/// <summary>
	/// 移动碎片(每帧调用)
	/// </summary>
	void MovePiece()
	{
		Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
		Vector3 limitRay = ray.GetPoint(distanceRay);
		limitRay = new Vector3(limitRay.x, limitRay.y, limitRay.z);
		piece.transform.position = limitRay - offset;
	}

	/// <summary>
	/// 释放碎片
	/// </summary>
	void FreePiece()
	{
		if (isSelected)
		{
			GameObject f2 = GameObject.Find("f2group/f2");
			float f2positionX = f2.transform.position.x;
			float f2positionY = f2.transform.position.y;
			float f2positionZ = f2.transform.position.z;

			GameObject f11 = GameObject.Find("f1group1/f1");
			float f11positionX = f11.transform.position.x;
			float f11positionY = f11.transform.position.y;
			float f11positionZ = f11.transform.position.z;

			GameObject f12 = GameObject.Find("f1group2/f1");
			float f12positionX = f12.transform.position.x;
			float f12positionY = f12.transform.position.y;
			float f12positionZ = f12.transform.position.z;

			if (piece.name == "f1group1")
			{
				if (
					(f2positionX - piece.transform.position.x < 0.5f && f2positionX - piece.transform.position.x > -0.5f) &&
					(f2positionY - piece.transform.position.y < -0.4f && f2positionY - piece.transform.position.y > -1.4f) &&
					(f2positionZ - piece.transform.position.z < -0.5f && f2positionZ - piece.transform.position.z > -1.5f)
					)
				{
					piece.transform.SetParent(f2.transform.parent);
					piece.transform.position = new Vector3(f2positionX, f2positionY + 0.9f, f2positionZ + 1f);
					clickSFX.Play();
					piece.tag = "TempTag";
				}
			}


			if (piece.name == "f1group2")
			{
				if (
					(f2positionX - piece.transform.position.x < 0.5f && f2positionX - piece.transform.position.x > -0.5f) &&
					(f2positionY - piece.transform.position.y < -0.4f && f2positionY - piece.transform.position.y > -1.4f) &&
					(f2positionZ - piece.transform.position.z < 1.5f && f2positionZ - piece.transform.position.z > 0.5f)
					)
				{
					piece.transform.SetParent(f2.transform.parent);
					piece.transform.position = new Vector3(f2positionX, f2positionY + 0.9f, f2positionZ - 1f);
					clickSFX.Play();
					piece.tag = "TempTag";
				}
			}

			if (piece.name == "duo1")
			{
				if (
					(f11positionX - piece.transform.position.x < 0.5f && f11positionX - piece.transform.position.x > -1.5f) &&
					(f11positionY - piece.transform.position.y < 1.3f && f11positionY - piece.transform.position.y > -0.7f) &&
					(f11positionZ - piece.transform.position.z < 1.3f && f11positionZ - piece.transform.position.z > -0.7f)
					)
				{
					piece.transform.SetParent(f11.transform.parent);
					piece.transform.position = new Vector3(f11positionX + 0.52f, f11positionY - 0.3f, f11positionZ - 0.3f);
					clickSFX.Play();
					piece.tag = piece.name;
				}
			}


			if (piece.name == "duo2")
			{
				if (
					(f12positionX - piece.transform.position.x < 0.5f && f12positionX - piece.transform.position.x > -1.5f) &&
					(f12positionY - piece.transform.position.y < 1.3f && f12positionY - piece.transform.position.y > -0.7f) &&
					(f12positionZ - piece.transform.position.z < 0.7f && f12positionZ - piece.transform.position.z > -1.3f)
					)
				{
					piece.transform.SetParent(f12.transform.parent);
					piece.transform.position = new Vector3(f12positionX + 0.52f, f12positionY - 0.3f, f12positionZ + 0.3f);
					clickSFX.Play();
					piece.tag = piece.name;
				}
			}




			isSelected = false;
		}
	}
}